From 582674e662d1f8757350c51486a5e0a837195e15 Mon Sep 17 00:00:00 2001
From: Vicent Marti <tanoku@gmail.com>
Date: Tue, 2 Sep 2014 13:18:04 +0200
Subject: ffffix

---
 src/html.c | 276 -------------------------------------------------------------
 1 file changed, 276 deletions(-)
 delete mode 100644 src/html.c

(limited to 'src/html.c')

diff --git a/src/html.c b/src/html.c
deleted file mode 100644
index aeec5f1..0000000
--- a/src/html.c
+++ /dev/null
@@ -1,276 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdbool.h>
-#include "bstrlib.h"
-#include "stmd.h"
-#include "debug.h"
-#include "scanners.h"
-
-// Functions to convert block and inline lists to HTML strings.
-
-// Escape special characters in HTML.  More efficient than
-// three calls to bfindreplace.  If preserve_entities is set,
-// existing entities are left alone.
-static bstring escape_html(bstring inp, bool preserve_entities)
-{
-  int pos = 0;
-  int match;
-  char c;
-  bstring escapable = blk2bstr("&<>\"", 4);
-  bstring ent;
-  bstring s = bstrcpy(inp);
-  while ((pos = binchr(s, pos, escapable)) != BSTR_ERR) {
-    c = bchar(s,pos);
-    switch (c) {
-    case '<':
-      bdelete(s, pos, 1);
-      ent = blk2bstr("&lt;", 4);
-      binsert(s, pos, ent, ' ');
-      bdestroy(ent);
-      pos += 4;
-      break;
-    case '>':
-      bdelete(s, pos, 1);
-      ent = blk2bstr("&gt;", 4);
-      binsert(s, pos, ent, ' ');
-      bdestroy(ent);
-      pos += 4;
-      break;
-    case '&':
-      if (preserve_entities && (match = scan_entity(s, pos))) {
-        pos += match;
-      } else {
-        bdelete(s, pos, 1);
-        ent = blk2bstr("&amp;", 5);
-        binsert(s, pos, ent, ' ');
-        bdestroy(ent);
-        pos += 5;
-      }
-      break;
-    case '"':
-      bdelete(s, pos, 1);
-      ent = blk2bstr("&quot;", 6);
-      binsert(s, pos, ent, ' ');
-      bdestroy(ent);
-      pos += 6;
-      break;
-    default:
-      bdelete(s, pos, 1);
-      log_err("unexpected character %02x", c);
-    }
-  }
-  bdestroy(escapable);
-  return s;
-}
-
-static inline void cr(bstring buffer)
-{
-  int c = bchar(buffer, blength(buffer) - 1);
-  if (c != '\n' && c) {
-    bconchar(buffer, '\n');
-  }
-}
-
-// Convert a block list to HTML.  Returns 0 on success, and sets result.
-extern int blocks_to_html(block* b, bstring* result, bool tight)
-{
-  bstring contents = NULL;
-  bstring escaped, escaped2;
-  struct bstrList * info_words;
-  struct ListData * data;
-  bstring mbstart;
-  bstring html = blk2bstr("", 0);
-
-  while(b != NULL) {
-    switch(b->tag) {
-    case document:
-      check(blocks_to_html(b->children, &contents, false) == 0,
-            "error converting blocks to html");
-      bformata(html, "%s", contents->data);
-      bdestroy(contents);
-      break;
-    case paragraph:
-      check(inlines_to_html(b->inline_content, &contents) == 0,
-            "error converting inlines to html");
-      if (tight) {
-        bformata(html, "%s", contents->data);
-      } else {
-        cr(html);
-        bformata(html, "<p>%s</p>", contents->data);
-        cr(html);
-      }
-      bdestroy(contents);
-      break;
-    case block_quote:
-      check(blocks_to_html(b->children, &contents, false) == 0,
-            "error converting blocks to html");
-      cr(html);
-      bformata(html, "<blockquote>\n%s</blockquote>", contents->data);
-      cr(html);
-      bdestroy(contents);
-      break;
-    case list_item:
-      check(blocks_to_html(b->children, &contents, tight) == 0,
-            "error converting blocks to html");
-      brtrimws(contents);
-      cr(html);
-      bformata(html, "<li>%s</li>", contents->data);
-      cr(html);
-      bdestroy(contents);
-      break;
-    case list:
-      // make sure a list starts at the beginning of the line:
-      cr(html);
-      data = &(b->attributes.list_data);
-      check(blocks_to_html(b->children, &contents, data->tight) == 0,
-            "error converting blocks to html");
-      mbstart = bformat(" start=\"%d\"", data->start);
-      bformata(html, "<%s%s>\n%s</%s>",
-               data->list_type == bullet ? "ul" : "ol",
-               data->start == 1 ? "" : (char*) mbstart->data,
-               contents->data,
-               data->list_type == bullet ? "ul" : "ol");
-      cr(html);
-      bdestroy(contents);
-      bdestroy(mbstart);
-      break;
-    case atx_header:
-    case setext_header:
-      check(inlines_to_html(b->inline_content, &contents) == 0,
-            "error converting inlines to html");
-      cr(html);
-      bformata(html, "<h%d>%s</h%d>",
-               b->attributes.header_level,
-               contents->data,
-               b->attributes.header_level);
-      cr(html);
-      bdestroy(contents);
-      break;
-    case indented_code:
-      escaped = escape_html(b->string_content, false);
-      cr(html);
-      bformata(html, "<pre><code>%s</code></pre>", escaped->data);
-      cr(html);
-      bdestroy(escaped);
-      break;
-    case fenced_code:
-      escaped = escape_html(b->string_content, false);
-      cr(html);
-      bformata(html, "<pre><code");
-      if (blength(b->attributes.fenced_code_data.info) > 0) {
-        escaped2 = escape_html(b->attributes.fenced_code_data.info, true);
-        info_words = bsplit(escaped2, ' ');
-        bformata(html, " class=\"language-%s\"", info_words->entry[0]->data);
-        bdestroy(escaped2);
-        bstrListDestroy(info_words);
-      }
-      bformata(html, ">%s</code></pre>", escaped->data);
-      cr(html);
-      bdestroy(escaped);
-      break;
-    case html_block:
-      bformata(html, "%s", b->string_content->data);
-      break;
-    case hrule:
-      bformata(html, "<hr />");
-      cr(html);
-      break;
-    case reference_def:
-      break;
-    default:
-      log_warn("block type %d not implemented\n", b->tag);
-      break;
-    }
-    b = b->next;
-  }
-  *result = html;
-  return 0;
- error:
-  return -1;
-}
-
-// Convert an inline list to HTML.  Returns 0 on success, and sets result.
-extern int inlines_to_html(inl* ils, bstring* result)
-{
-  bstring contents = NULL;
-  bstring html = blk2bstr("", 0);
-  bstring mbtitle, escaped, escaped2;
-
-  while(ils != NULL) {
-    switch(ils->tag) {
-    case str:
-      escaped = escape_html(ils->content.literal, false);
-      bformata(html, "%s", escaped->data);
-      bdestroy(escaped);
-      break;
-    case linebreak:
-      bformata(html, "<br />\n");
-      break;
-    case softbreak:
-      bformata(html, "\n");
-      break;
-    case code:
-      escaped = escape_html(ils->content.literal, false);
-      bformata(html, "<code>%s</code>", escaped->data);
-      bdestroy(escaped);
-      break;
-    case raw_html:
-    case entity:
-      bformata(html, "%s", ils->content.literal->data);
-      break;
-    case link:
-      check(inlines_to_html(ils->content.inlines, &contents) == 0,
-            "error converting inlines to html");
-      if (blength(ils->content.linkable.title) > 0) {
-        escaped = escape_html(ils->content.linkable.title, true);
-        mbtitle = bformat(" title=\"%s\"", escaped->data);
-        bdestroy(escaped);
-      } else {
-        mbtitle = blk2bstr("",0);
-      }
-      escaped = escape_html(ils->content.linkable.url, true);
-      bformata(html, "<a href=\"%s\"%s>%s</a>",
-               escaped->data,
-               mbtitle->data,
-               contents->data);
-      bdestroy(escaped);
-      bdestroy(mbtitle);
-      bdestroy(contents);
-      break;
-    case image:
-      check(inlines_to_html(ils->content.inlines, &contents) == 0,
-            "error converting inlines to html");
-      escaped  = escape_html(ils->content.linkable.url, true);
-      escaped2 = escape_html(contents, false);
-      bdestroy(contents);
-      bformata(html, "<img src=\"%s\" alt=\"%s\"",
-               escaped->data, escaped2->data);
-      bdestroy(escaped);
-      bdestroy(escaped2);
-      if (blength(ils->content.linkable.title) > 0) {
-        escaped = escape_html(ils->content.linkable.title, true);
-        bformata(html, " title=\"%s\"", escaped->data);
-        bdestroy(escaped);
-      }
-      bformata(html, " />");
-      break;
-    case strong:
-      check(inlines_to_html(ils->content.inlines, &contents) == 0,
-            "error converting inlines to html");
-      bformata(html, "<strong>%s</strong>", contents->data);
-      bdestroy(contents);
-      break;
-    case emph:
-      check(inlines_to_html(ils->content.inlines, &contents) == 0,
-            "error converting inlines to html");
-      bformata(html, "<em>%s</em>", contents->data);
-      bdestroy(contents);
-      break;
-    }
-    ils = ils->next;
-  }
-  *result = html;
-  return 0;
- error:
-  return -1;
-}
-- 
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